they've made everyone very angry at them, and can handle that since everyone relies on them. China, however, is trying to build that trust and forcefully taking Taiwan would have very severe consequences. The reason the fallout from iran isn't as big as the fallout from a war with taiwan is because most of the west at most puts up with iran. Invading taiwan, meanwhile, would cause massive problems with chip production. Think the anger and distrust towards the US due to hormuz but 1,000 times worse